Top 10 Lessons From Building a Net-Zero-Energy Home

By Kevin Brozyna, Project Manager, IBACOS | August 16, 2011
Evaluate partners before you begin

7. Evaluate partners before you begin

Subcontractors don’t always need to know a specific skill going into the construction process, but they must be willing to learn. The lab home’s first siding contractor was skeptical of installing siding over the foam sheathing on the exterior of the wall, partly because the manufacturer wouldn’t warranty the job — manufacturer standards required fastening 16 inches on center, rather than the 24 inches on center that was necessary because of the furring strips. Despite agreeing on how to execute the installation, the installers reverted back to their standard practices, placing some nails through the foam. After repeated attempts to explain the importance of the specified details, the decision was made to have another installation company complete the job.

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